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.TH "UNW\\_STRERROR" "3libunwind" "29 August 2023" "Programming Library " "Programming Library "
.SH NAME
unw_strerror
\-\- get text corresponding to error code 
.PP
.SH SYNOPSIS

.PP
#include <libunwind.h>
.br
.PP
const char *
unw_strerror(int
err_code);
.br
.PP
.SH DESCRIPTION

.PP
The unw_strerror()
routine maps the (negative) err_code
to a corresponding text message and returns it. 
.PP
.SH RETURN VALUE

.PP
The message that corresponds to err_code
or, if the 
err_code
has no corresponding message, the text "invalid error 
code". 
.PP
.SH THREAD AND SIGNAL SAFETY

.PP
unw_strerror()
is thread\-safe as well as safe to use 
from a signal handler. 
.PP
.SH AUTHOR

.PP
Thomas Hallgren
.br
BEA Systems
.br
Stockholm, Sweden
.br
Email: \fBthallgre@bea.com\fP
.br
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